(9) गीतों में से (4) गीत चुनने के कितने तरीके हैं?
How many ways are there to choose (4) songs from (9) songs?
Explanation opens after your attempt
C. (126)
Concept
Choosing songs is not arrangement, so \(\binom{9}{4}=126\). If order were needed, it would be a different question.
Why this answer is correct
The correct answer is C. (126). Choosing songs is not arrangement, so \(\binom{9}{4}=126\). If order were needed, it would be a different question.
Exam Tip
गीत चुनना व्यवस्था नहीं है इसलिए \(\binom{9}{4}=126\) है। क्रम चाहिए होता तो अलग प्रश्न होता।
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